<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        //声明常量、必须有初始值、推荐大写
        const NAME = "ArimaMisaki";

        //常量不可二次赋值
        // NAME = "憨逼";

        //块级作用域
        {
            const PARTY = "单身派对";
        }
        // console.log(PARTY);

        //const作用于数组等对象的修改，不算做对常量的修改
        const TESM = ['UZI','MLXG','Ming','Letme'];
        TESM.push('Meiko');
    </script>
</body>
</html>